rollup.config.mjs

   1 /* eslint-disable n/no-unpublished-import */
   2 import * as os from 'node:os';
   3
   4 import json from '@rollup/plugin-json';
   5 import terser from '@rollup/plugin-terser';
   6 import typescript from '@rollup/plugin-typescript';
   7 import { copy } from '@web/rollup-plugin-copy';
   8 import analyze from 'rollup-plugin-analyzer';
   9 import del from 'rollup-plugin-delete';
  10
  11 const availableParallelism = () => {
  12   // eslint-disable-next-line no-shadow
  13   let availableParallelism = 1;
  14   try {
  15     availableParallelism = os.availableParallelism();
  16   } catch {
  17     const numberOfCpus = os.cpus();
  18     if (Array.isArray(numberOfCpus) && numberOfCpus.length > 0) {
  19       availableParallelism = numberOfCpus.length;
  20     }
  21   }
  22   return availableParallelism;
  23 };
  24
  25 const isDevelopmentBuild = process.env.BUILD === 'development';
  26 const isAnalyzeBuild = process.env.ANALYZE;
  27 const sourceMap = !!isDevelopmentBuild;
  28
  29 export default {
  30   input: ['src/start.ts', 'src/charging-station/ChargingStationWorker.ts'],
  31   strictDeprecations: true,
  32   output: [
  33     {
  34       dir: 'dist',
  35       format: 'esm',
  36       sourcemap: sourceMap,
  37       plugins: [terser({ maxWorkers: Math.floor(availableParallelism() / 2) })],
  38     },
  39   ],
  40   external: [
  41     '@mikro-orm/core',
  42     '@mikro-orm/reflection',
  43     'ajv',
  44     'ajv-formats',
  45     'basic-ftp',
  46     'chalk',
  47     'date-fns',
  48     'deep-clone',
  49     'http-status-codes',
  50     'just-merge',
  51     'mnemonist/lru-map-with-delete.js',
  52     'mnemonist/queue.js',
  53     'mongodb',
  54     'node:async_hooks',
  55     'node:crypto',
  56     'node:events',
  57     'node:fs',
  58     'node:http',
  59     'node:path',
  60     'node:perf_hooks',
  61     'node:stream',
  62     'node:url',
  63     'node:util',
  64     'node:worker_threads',
  65     'poolifier',
  66     'tar',
  67     'winston',
  68     'winston-daily-rotate-file',
  69     'winston/lib/winston/transports/index.js',
  70     'ws',
  71   ],
  72   plugins: [
  73     json(),
  74     typescript({
  75       tsconfig: 'tsconfig.json',
  76       compilerOptions: {
  77         sourceMap,
  78       },
  79     }),
  80     del({
  81       targets: [
  82         'dist/*',
  83         '!dist/assets',
  84         'dist/assets/*.json',
  85         'dist/assets/json-schemas',
  86         'dist/assets/station-templates',
  87         'dist/assets/ui-protocol',
  88       ],
  89     }),
  90     copy({
  91       rootDir: 'src',
  92       patterns: 'assets/**/*.json',
  93       exclude: [
  94         'assets/config-template.json',
  95         'assets/*config[-_.]*.json',
  96         'assets/idtags-template.json',
  97         'assets/authorization-tags-template.json',
  98         'assets/ui-protocol/**/*',
  99       ],
 100     }),
 101     isAnalyzeBuild && analyze(),
 102   ],
 103 };